Unlock All Doors (Second Operation)
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Press the UNLOCK button a second time within 3 seconds of the first press in order to perform the following functions:
- Unlock all doors.
- Flash the parking lamps twice.